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/usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/crypto/

/usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/crypto

Name	Size	Mode	Actions
internal/	-	0755	rm
acompress.h	8120	0644	edit dl rm
aead.h	18729	0644	edit dl rm
aes.h	1058	0644	edit dl rm
akcipher.h	11989	0644	edit dl rm
algapi.h	12163	0644	edit dl rm
arc4.h	484	0644	edit dl rm
authenc.h	845	0644	edit dl rm
b128ops.h	2471	0644	edit dl rm
blowfish.h	415	0644	edit dl rm
cast5.h	590	0644	edit dl rm
cast6.h	636	0644	edit dl rm
cast_common.h	232	0644	edit dl rm
cbc.h	3562	0644	edit dl rm
chacha20.h	638	0644	edit dl rm
cryptd.h	2562	0644	edit dl rm
crypto_wq.h	161	0644	edit dl rm
ctr.h	1666	0644	edit dl rm
des.h	1403	0644	edit dl rm
dh.h	2784	0644	edit dl rm
drbg.h	9160	0644	edit dl rm
ecdh.h	2733	0644	edit dl rm
engine.h	4202	0644	edit dl rm
gcm.h	140	0644	edit dl rm
gf128mul.h	9647	0644	edit dl rm
ghash.h	381	0644	edit dl rm
hash.h	33386	0644	edit dl rm
hash_info.h	1153	0644	edit dl rm
hmac.h	173	0644	edit dl rm
if_alg.h	7128	0644	edit dl rm
kpp.h	9926	0644	edit dl rm
md5.h	497	0644	edit dl rm
morus640_glue.h	4585	0644	edit dl rm
morus1280_glue.h	4647	0644	edit dl rm
morus_common.h	720	0644	edit dl rm
null.h	341	0644	edit dl rm
padlock.h	649	0644	edit dl rm
pcrypt.h	1435	0644	edit dl rm
pkcs7.h	1388	0644	edit dl rm
poly1305.h	920	0644	edit dl rm
public_key.h	2126	0644	edit dl rm
rng.h	6820	0644	edit dl rm
scatterwalk.h	4732	0644	edit dl rm
serpent.h	712	0644	edit dl rm
sha.h	4350	0644	edit dl rm
sha1_base.h	2532	0644	edit dl rm
sha3.h	879	0644	edit dl rm
sha256_base.h	2629	0644	edit dl rm
sha512_base.h	3271	0644	edit dl rm
skcipher.h	23381	0644	edit dl rm
sm3.h	833	0644	edit dl rm
sm3_base.h	3024	0644	edit dl rm
sm4.h	754	0644	edit dl rm
speck.h	1357	0644	edit dl rm
twofish.h	755	0644	edit dl rm
xts.h	1385	0644	edit dl rm

Edit: /usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/include/crypto/sha256_base.h (2629B)

/*
 * sha256_base.h - core logic for SHA-256 implementations
 *
 * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <crypto/internal/hash.h>
#include <crypto/sha.h>
#include <linux/crypto.h>
#include <linux/module.h>

#include <asm/unaligned.h>

typedef void (sha256_block_fn)(struct sha256_state *sst, u8 const *src,
			       int blocks);

static inline int sha224_base_init(struct shash_desc *desc)
{
	struct sha256_state *sctx = shash_desc_ctx(desc);

return sha224_init(sctx);
}

static inline int sha256_base_init(struct shash_desc *desc)
{
	struct sha256_state *sctx = shash_desc_ctx(desc);

return sha256_init(sctx);
}

static inline int sha256_base_do_update(struct shash_desc *desc,
					const u8 *data,
					unsigned int len,
					sha256_block_fn *block_fn)
{
	struct sha256_state *sctx = shash_desc_ctx(desc);
	unsigned int partial = sctx->count % SHA256_BLOCK_SIZE;

sctx->count += len;

if (unlikely((partial + len) >= SHA256_BLOCK_SIZE)) {
		int blocks;

if (partial) {
			int p = SHA256_BLOCK_SIZE - partial;

memcpy(sctx->buf + partial, data, p);
			data += p;
			len -= p;

block_fn(sctx, sctx->buf, 1);
		}

blocks = len / SHA256_BLOCK_SIZE;
		len %= SHA256_BLOCK_SIZE;

if (blocks) {
			block_fn(sctx, data, blocks);
			data += blocks * SHA256_BLOCK_SIZE;
		}
		partial = 0;
	}
	if (len)
		memcpy(sctx->buf + partial, data, len);

return 0;
}

static inline int sha256_base_do_finalize(struct shash_desc *desc,
					  sha256_block_fn *block_fn)
{
	const int bit_offset = SHA256_BLOCK_SIZE - sizeof(__be64);
	struct sha256_state *sctx = shash_desc_ctx(desc);
	__be64 *bits = (__be64 *)(sctx->buf + bit_offset);
	unsigned int partial = sctx->count % SHA256_BLOCK_SIZE;

sctx->buf[partial++] = 0x80;
	if (partial > bit_offset) {
		memset(sctx->buf + partial, 0x0, SHA256_BLOCK_SIZE - partial);
		partial = 0;

block_fn(sctx, sctx->buf, 1);
	}

memset(sctx->buf + partial, 0x0, bit_offset - partial);
	*bits = cpu_to_be64(sctx->count << 3);
	block_fn(sctx, sctx->buf, 1);

return 0;
}

static inline int sha256_base_finish(struct shash_desc *desc, u8 *out)
{
	unsigned int digest_size = crypto_shash_digestsize(desc->tfm);
	struct sha256_state *sctx = shash_desc_ctx(desc);
	__be32 *digest = (__be32 *)out;
	int i;

for (i = 0; digest_size > 0; i++, digest_size -= sizeof(__be32))
		put_unaligned_be32(sctx->state[i], digest++);

*sctx = (struct sha256_state){};
	return 0;
}

/* * sha256_base.h - core logic for SHA-256 implementations * * Copyright (C) 2015 Linaro Ltd * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include #include #include #include #include typedef void (sha256_block_fn)(struct sha256_state *sst, u8 const *src, int blocks); static inline int sha224_base_init(struct shash_desc *desc) { struct sha256_state *sctx = shash_desc_ctx(desc); return sha224_init(sctx); } static inline int sha256_base_init(struct shash_desc *desc) { struct sha256_state *sctx = shash_desc_ctx(desc); return sha256_init(sctx); } static inline int sha256_base_do_update(struct shash_desc *desc, const u8 *data, unsigned int len, sha256_block_fn *block_fn) { struct sha256_state *sctx = shash_desc_ctx(desc); unsigned int partial = sctx->count % SHA256_BLOCK_SIZE; sctx->count += len; if (unlikely((partial + len) >= SHA256_BLOCK_SIZE)) { int blocks; if (partial) { int p = SHA256_BLOCK_SIZE - partial; memcpy(sctx->buf + partial, data, p); data += p; len -= p; block_fn(sctx, sctx->buf, 1); } blocks = len / SHA256_BLOCK_SIZE; len %= SHA256_BLOCK_SIZE; if (blocks) { block_fn(sctx, data, blocks); data += blocks * SHA256_BLOCK_SIZE; } partial = 0; } if (len) memcpy(sctx->buf + partial, data, len); return 0; } static inline int sha256_base_do_finalize(struct shash_desc *desc, sha256_block_fn *block_fn) { const int bit_offset = SHA256_BLOCK_SIZE - sizeof(__be64); struct sha256_state *sctx = shash_desc_ctx(desc); __be64 *bits = (__be64 *)(sctx->buf + bit_offset); unsigned int partial = sctx->count % SHA256_BLOCK_SIZE; sctx->buf[partial++] = 0x80; if (partial > bit_offset) { memset(sctx->buf + partial, 0x0, SHA256_BLOCK_SIZE - partial); partial = 0; block_fn(sctx, sctx->buf, 1); } memset(sctx->buf + partial, 0x0, bit_offset - partial); *bits = cpu_to_be64(sctx->count << 3); block_fn(sctx, sctx->buf, 1); return 0; } static inline int sha256_base_finish(struct shash_desc *desc, u8 *out) { unsigned int digest_size = crypto_shash_digestsize(desc->tfm); struct sha256_state *sctx = shash_desc_ctx(desc); __be32 *digest = (__be32 *)out; int i; for (i = 0; digest_size > 0; i++, digest_size -= sizeof(__be32)) put_unaligned_be32(sctx->state[i], digest++); *sctx = (struct sha256_state){}; return 0; }